Shimano GRX RX815 Hydraulic Flat Mount Di2 2 Ring Crankset Groupset | Texas Cyclesport
Shimano GRX Di2 RX815 Electric Upgrade Groupset 2x11Speed w/ RS910 & CL800 New | eBay
GRX Di2 11-speed PRODUCT LINEUP | SHIMANO BIKE-US
Shimano GRX 817 1x11 Di2
I just finished upgrading my Trek Checkpoint to GRX Di2 (Pics coming soon). I've seen it asked many times for wire lengths and a full component list, but never documented in one
Shimano GRX Di2 1×11 E-bike Upgrade Kits w/ RT-MT800 Rotor – St. John's Institute (Hua Ming)